614 search results for "Trading"

Upcoming events

November 20, 2012
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Upcoming events

New Events  Thalesians (London) 2012 November 21: Isabel Ehrlich on “Basket Options with Smile”. Abstract: Due to the distinct lack of models for basket options that remain consistent with the market smile we look at approximations that are able to accurately replicate the volatility smile. Notably we turn to the use of an Edgeworth series … Continue reading...

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Momentum in R: Part 3

November 18, 2012
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Momentum in R: Part 3

In the previous post, I demonstrated simple backtests for trading a number of assets ranked based on their 3, 6, 9, or 12 (i.e lookback periods) month simple returns. While it was not an exhaustive backtest, the results showed that when trading the top 8 ranked assets, the ranking based 3, 6, 9, and 12 … Continue reading...

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Datacentric product development and the rebirth of engineering

November 17, 2012
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Datacentric product development and the rebirth of engineering

An old irony in New York is the ubiquity of the ‘gourmet deli’. It is hard to find a deli …Continue reading »

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Parallelized Back Testing

November 16, 2012
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As mentioned earlier, currently I am playing with trading strategies based on Support Vector Machines. At a high level, the approach is quite similar to what I have implemented for my ARMA+GARCH strategy. Briefly, the simulation goes as follows: we step through the series one period (day, week, etc) at a time. For each period,

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Regime Detection Pitfalls

November 14, 2012
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Regime Detection Pitfalls

Today, I want to address some questions that I was getting regarding the Regime Detection post. In the Regime Detection post I showed an example based on the simulated data, and some of you tried to apply this example to actual stocks. There is one big problem that you have to be aware in designing

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Back-testing Rules

November 10, 2012
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Back-testing Rules

Nowadays there are many trading strategies shared online with reproducible, decent, results. Have you asked yourself, if the strategies are so profitable, why the author bother even sharing them, when the path to riches is clear – just implement the strategy and use it? There are people, of course, who are fascinated and challenged by

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Five Thirty-Hate?

November 8, 2012
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Five Thirty-Hate?

The last few days have been trying, mostly because folks keep asking me the same questions: have you voted? Who do you think will win the election? Do you think Nate Silver (http://fivethirtyeight.blogs.nytimes.com/)  is right? How confident are you ...

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Retrieving the VIX term structure in R

November 5, 2012
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  Much of my time lately has gone into analyzing and trading products in the volatility complex.  As a result, I regularly watch the VIX term structure for continuations or deviations from trend.  To make analysis simpler, I’ve written some… Read more ›

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Unstable parallel simulation, or after finishing testing, test some more

November 2, 2012
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Lately I have been working on a trading system based on Support Vector Machine (SVM) regression (and yes, if you wonder, there are a few posts planned to share the results). In this post however I want to share an interesting problem I had to deal with. Few days ago, I started running simulations using

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Book Review: R for Business Analytics, A Ohri

October 26, 2012
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Book Review:    R for Business Analytics,    A Ohri

      I've added a recently released book to my list of recommendations (at the amazon carousel to the right), as I've reviewed a copy provided to me via Springer Publishers. The book is R for Business Analytics, authored by A Ohri.&nbsp...

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